What’s the pattern. 28 and 7. 16 and 1 and and 5. 0 and

The second number of each set is the first number divided by 4

28 and 7. 16 and 4. 1 and .25. 20 and 5. 0 and 0.

Y is directly proportional to x. If y=30 and x=6, find the value of k (the constant.) Divide both y and x by x. Then you shall get the value of k, which is, in this case, 5. SO the answer is A: She could divide and y-value by its corresponding x-value.